442502424 has 96 divisors (see below), whose sum is σ = 1475029920. Its totient is φ = 116702208.

The previous prime is 442502383. The next prime is 442502429. The reversal of 442502424 is 424205244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442502429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27217 + ... + 40320.

It is an arithmetic number, because the mean of its divisors is an integer number (15364895).

Almost surely, 2^442502424 is an apocalyptic number.

It is an amenable number.

442502424 is an abundant number, since it is smaller than the sum of its proper divisors (1032527496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442502424 is a wasteful number, since it uses less digits than its factorization.

442502424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67569 (or 67562 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 442502424 is about 21035.7415842656. The cubic root of 442502424 is about 762.0296762369.

Adding to 442502424 its reverse (424205244), we get a palindrome (866707668).

The spelling of 442502424 in words is "four hundred forty-two million, five hundred two thousand, four hundred twenty-four".